/Engine/Source/Runtime/Engine/Public/Net/NetworkProfiler.h
Track actor being replicated.
void TrackReplicateActor ( const [AActor](API\Runtime\Engine\GameFramework\AActor) * Actor, [FReplicationFlags](API\Runtime\Engine\Engine\FReplicationFlags) RepFlags, uint32 Cycles, [UNetConnection](API\Runtime\Engine\Engine\UNetConnection) * Connection )